Prosecution Insights
Last updated: October 25, 2026

USPTO Art Unit 2619: Examiners and Allowance Rates

113 examiners • 9 with pending office actions • Communications (Tech Center 2600)

Art unit baseline (last 5 years, 3,569 dispositions): 73% allowance rate • 3.9 office actions per allowance • 740 days median pendency
ExaminerAllowance rateResolved casesPending apps
Duc Chi Ho100.0%130
John Pezzlo100.0%100
Phirin Sam100.0%70
Jeffrey M Rutkowski100.0%70
Anthony M Sol100.0%70
Alpus Hsu100.0%70
Brian S Roberts100.0%70
Blanche Wong100.0%60
Kebede T Teshome100.0%60
Jay P Patel100.0%60
Saba Tsegaye100.0%50
Duc T Duong100.0%50
Robert W Wilson100.0%50
Andrew Chung Cheung Lee100.0%40
Jung H Park100.0%40
Michael J Moore Jr.100.0%40
Man U Phan100.0%30
Hicham B Foud100.0%30
Ashley L Shivers100.0%30
Salvador E Rivas100.0%20
Hong Sol Cho100.0%20
Louis W Bell100.0%20
Marcus Smith100.0%20
Betty E Lee100.0%20
Prenell P Jones100.0%20
Matthew T Campbell100.0%20
Dinesh K Goel100.0%10
Kenneth R Hartmann II100.0%10
Mounir Moutaouakil100.0%10
Ryan C Kavleski100.0%10
Sarah Yeo Lee100.0%10
Melanie Jagannathan100.0%10
Jayanti K Patel100.0%10
Jae Young Lee100.0%10
Suk Jin Kang100.0%10
Sori A Aga100.0%10
Jacky X Zheng100.0%10
Lonnie V Sweet100.0%10
Khuong N Tran100.0%10
Salman Ahmed100.0%10
Mark A Mais100.0%10
Phi Hoang98.5%13022
Tapas Mazumder97.4%390
Xin Sheng97.2%7113
Gene W Lee96.2%780
Yi Wang95.8%7121
Terrell M Robinson93.2%1470
Richard J Hong92.9%990
Peter D Mcloone91.6%830
Priyank J Shah90.8%760
Ibrahim A Khan90.5%1050
Md Saiful A Siddiqui89.9%990
Mihir K Rayan89.7%290
Shivang I Patel89.5%1050
Kirk W Hermann89.0%1000
Motilewa Good Johnson89.0%12727
Bob A Phunkulh88.9%90
Michael Le87.0%2070
Ricardo Osorio86.8%680
Diane M Wills86.4%1180
Olga Aronovich86.1%1010
Michelle Chin85.8%3800
Vu Nguyen85.3%3120
Shaheda A Abdin84.9%730
Said A Broome84.6%3050
Sarvesh J Nadkarni84.2%190
Nurun N Flora83.8%30914
Abderrahim Merouan83.6%3590
Robert C Scheibel83.3%60
Thong H Vu83.3%60
Yong Zhou83.3%60
Yu-Jang Tswei81.9%3150
Jin Ge80.7%8324
Jason Chan80.0%102
Eunsook Choi80.0%50
Jr, Otis L Thompson80.0%50
Dargaye H Churnet80.0%50
Ronald B Abelson80.0%50
Hoang-Chuong Q Vu80.0%50
Jarurat Suteerawongsa79.1%430
Andrew Gus Yang77.3%2030
Ramtin Kangarloo75.0%40
Sultana Marcia Zalalee74.1%1930
Anh Tuan V Nguyen72.5%5121
Phuc N Doan71.0%1930
Sarah Le66.9%1660
Brandon M Renner66.7%60
Minh Trang T Nguyen66.7%30
Hyorim Nmn Park66.7%30
Timothy J Weidner66.7%30
Nima Mahmoudzadeh66.7%30
Benjamin X. Casarez66.1%620
Chante E Harrison63.0%3300
Sohum S Kaji62.1%290
Jonathan M Cofino54.5%1450
Robert N. Bader54.3%1160
Wutchung Chu50.0%20
Joshua Y Smith50.0%20
Nishant B Divecha50.0%20
Gregory B Sefcheck50.0%20
Lunyi Lao33.3%90
John D Blanton33.3%30
Srinivasa R Reddivalam33.3%30
Snigdha Sinha27.3%1116
Hoai Van Le20.0%50
Mark K Zimmerman0.0%30
Chuong T Ho0.0%10
Christopher T Wyllie0.0%10
Christopher M Crutchfield0.0%10
Bo Hui Alvin Zhu0.0%10
Andrew Chung Suk Oh0.0%10
Brian T O Connor0.0%10
John Patrick Goco0.0%10

Frequently Asked Questions

What is the allowance rate in USPTO Art Unit 2619?

72.7% over the last five years, across 3,569 resolved applications.

Which examiners in Art Unit 2619 have the highest allowance rates?

Among examiners with at least 30 resolved applications: Phi Hoang (98.5%, 130 resolved), Tapas Mazumder (97.4%, 39 resolved), Xin Sheng (97.2%, 71 resolved).

Which examiners in Art Unit 2619 have the lowest allowance rates?

Among examiners with at least 30 resolved applications: Robert N. Bader (54.3%, 116 resolved), Jonathan M Cofino (54.5%, 145 resolved), Chante E Harrison (63.0%, 330 resolved).

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